INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '540843b7ecb98b1e4227a0067591474a6e14b91c14b59147568af469e6b7f9df', 
    '/JMWnS95lkJOhb7ZYu2QXO9w2iSk0okODaIlqFyYu78=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)